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* VisualEditor UserInterface delimiter-separated values file transfer handler class.
*
* @copyright See AUTHORS.txt
*/
/**
* Delimiter-separated values file transfer handler.
*
* @class
* @extends ve.ui.FileTransferHandler
*
* @constructor
* @param {ve.ui.Surface} surface
* @param {ve.ui.DataTransferItem} item
*/
ve.ui.DSVFileTransferHandler = function VeUiDSVFileTransferHandler() {
// Parent constructor
ve.ui.DSVFileTransferHandler.super.apply( this, arguments );
};
/* Inheritance */
OO.inheritClass( ve.ui.DSVFileTransferHandler, ve.ui.FileTransferHandler );
/* Static properties */
ve.ui.DSVFileTransferHandler.static.name = 'dsv';
ve.ui.DSVFileTransferHandler.static.types = [ 'text/csv', 'text/tab-separated-values' ];
ve.ui.DSVFileTransferHandler.static.extensions = [ 'csv', 'tsv' ];
/* Methods */
/**
* @inheritdoc
*/
ve.ui.DSVFileTransferHandler.prototype.onFileLoad = function () {
const data = [];
const input = Papa.parse( this.reader.result );
Iif ( input.meta.aborted || ( input.data.length <= 0 ) ) {
this.abort();
} else {
// Lookup the type for table elements
const tableNodeName = ve.dm.modelRegistry.matchElement( document.createElement( 'table' ) );
const tableNodeClass = ve.dm.modelRegistry.lookup( tableNodeName );
const tableElement = { type: tableNodeName };
// Sanitize, as this can add default attributes for the table type
tableNodeClass.static.sanitize( tableElement );
data.push(
tableElement,
{ type: 'tableSection', attributes: { style: 'body' } }
);
for ( let i = 0; i < input.data.length; i++ ) {
const line = input.data[ i ];
// Skip 'empty' row if at the end of the file
if ( i === input.data.length - 1 && line.length === 1 && line[ 0 ] === '' ) {
continue;
}
data.push( { type: 'tableRow' } );
for ( let j = 0; j < line.length; j++ ) {
data.push(
{ type: 'tableCell', attributes: { style: ( i === 0 ? 'header' : 'data' ) } },
{ type: 'paragraph', internal: { generated: 'wrapper' } }
);
ve.batchPush( data, line[ j ].split( '' ) );
data.push(
{ type: '/paragraph' },
{ type: '/tableCell' }
);
}
data.push( { type: '/tableRow' } );
}
data.push(
{ type: '/tableSection' },
{ type: '/' + tableElement.type }
);
this.resolve( data );
}
// Parent method
ve.ui.DSVFileTransferHandler.super.prototype.onFileLoad.apply( this, arguments );
};
/* Registration */
ve.ui.dataTransferHandlerFactory.register( ve.ui.DSVFileTransferHandler );
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